278341624

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{421}}^1\times {\mathrm{683}}^1$

素因数の和:1132

約数の個数: 48

約数和(自身を含む): 575852760

約数和(自身を除く): 297511136

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 121, 242, 421, 484, 683, 842, 968, 1366, 1684, 2732, 3368, 4631, 5464, 7513, 9262, 15026, 18524, 30052, 37048, 50941, 60104, 82643, 101882, 165286, 203764, 287543, 330572, 407528, 575086, 661144, 1150172, 2300344, 3162973, 6325946, 12651892, 25303784, 34792703, 69585406, 139170812, 278341624]

約数ペア:

[(1, 278341624), (2, 139170812), (4, 69585406), (8, 34792703), (11, 25303784), (22, 12651892), (44, 6325946), (88, 3162973), (121, 2300344), (242, 1150172), (421, 661144), (484, 575086), (683, 407528), (842, 330572), (968, 287543), (1366, 203764), (1684, 165286), (2732, 101882), (3368, 82643), (4631, 60104), (5464, 50941), (7513, 37048), (9262, 30052), (15026, 18524)]